<?php

function elysia_cron_schema() {
  $schema['elysia_cron'] = array(
    'fields' => array(
      'name' => array(
        'type' => 'varchar',
        'length' => 120,
        'not null' => TRUE,
      ),
      'disable' => array(
        'type' => 'int',
        'size' => 'tiny',
        'not null' => FALSE,
      ),
      'rule' => array(
        'type' => 'varchar',
        'not null' => FALSE,
        'length' => 32,
      ),
      'weight' => array(
        'type' => 'int',
        'not null' => FALSE,
      ),
      'context' => array(
        'type' => 'varchar',
        'not null' => FALSE,
        'length' => 32,
      ),
      'running' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
      'last_run' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
      'last_aborted' => array(
        'type' => 'int',
        'size' => 'tiny',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
      'abort_count' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
      'last_abort_function' => array(
        'type' => 'varchar',
        'length' => 32,
        'no export' => TRUE,
      ),
      'last_execution_time' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
      'execution_count' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
      'avg_execution_time' => array(
        'type' => 'float',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
      'max_execution_time' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
      'last_shutdown_time' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'no export' => TRUE,
      ),
    ),
    'primary key' => array('name'),
    'export' => array(
      'key' => 'name',
      'key name' => 'Cron job name',
      'primary key' => 'name',
      'identifier' => 'cron_rule',
      'object factory' => 'elysia_cron_ctools_export_object_factory',
      'load callback' => 'elysia_cron_ctools_export_load',
      'load all callback' => 'elysia_cron_ctools_export_load_all',
      //'save callback' => 'elysia_cron_ctools_export_save',
      'export callback' => 'elysia_cron_ctools_export_callback',
      //'import callback' => 'elysia_cron_ctools_import_callback',
      'to hook code callback' => 'elysia_cron_ctools_to_hook_code',
      
      'default hook' => 'default_elysia_cron_rules',
      'api' => array(
        'owner' => 'elysia_cron',
        'api' => 'default_elysia_cron_rules',
        'minimum_version' => 1,
        'current_version' => 1,
      ),
    ),
  );
  return $schema;
}

/**
 * Implementation of hook_install().
 */
function elysia_cron_install() {
  //drupal_install_schema('elysia_cron');
  
  // elysia_cron MUST be the first returned by module_list
  // This is to ensure elysia_cron_cron is the first hook called by standard cron.php.
  $min = db_query("select min(weight) from {system}")->fetchField();
  
  if ($min > -65535) {
    $min = -65535; 
  }
  else {
    $min--;
  }
  db_update('system')->fields(array('weight' => $min))->condition('name', 'elysia_cron')->execute();
  
  variable_set('elysia_cron_version', elysia_cron_version());
  
  drupal_set_message('Elysia cron installed. Setup could be found at ' . l(t('Settings page'), 'admin/config/system/cron') . '. See INSTALL.TXT for more info.');
}

/**
 * Implementation of hook_uninstall().
 */
function elysia_cron_uninstall() {
  $rs = db_query("select name from {variable} where name like 'elysia_cron_%%'");
  foreach ($rs as $o) {
    variable_del($o->name);
  }

  //drupal_uninstall_schema('elysia_cron');

  drupal_set_message('Elysia cron uninstalled.');
}

function elysia_cron_update_1() {
  $cron_key = variable_get('elysia_cron_key', false);
  if ($cron_key) {
    variable_set('cron_key', $cron_key);
  }
  variable_del('elysia_cron_key');
}